1. Definition of Subject and Object Pronouns

• Subject Pronouns: Used as the subject of a sentence (the one doing the action).
  Examples: I, you, he, she, it, we, they
• Example: He plays soccer every weekend.
• Object Pronouns: Used as the object of a verb or preposition (the one receiving the action).
  Examples: me, you, him, her, it, us, them
• Example: The coach praised him for his effort.

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2. Subject Pronouns: Functions and Examples

• Subject Pronouns as the Doer of the Action:
  Subject pronouns take the position of the person or thing performing the action.
  Example: She baked a cake.
• Subject Pronouns in Questions:
  Used to ask who is performing the action.
  Example: Who is coming to the party?

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3. Object Pronouns: Functions and Examples

• Object Pronouns as the Receiver of the Action:
  Object pronouns are used to receive the action of a verb or follow prepositions.
  Example: Please give the book to me.
• Object Pronouns After Prepositions:
  Object pronouns follow prepositions like “to,” “for,” “with.”
  Example: The gift is for them.

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4. Common Errors and How to Avoid Them

• Mixing Subject and Object Pronouns:
  Always use subject pronouns for the subject of the sentence and object pronouns for the object.
  Incorrect: Him went to the store.
  Correct: He went to the store.
• Pronoun Agreement:
  Ensure the pronoun agrees in number and gender with the noun it replaces.
  Incorrect: The boys are playing soccer. She is winning.
  Correct: The boys are playing soccer. They are winning.

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5. Subject and Object Pronouns in Compound Structures

• Using Subject Pronouns in Compound Subjects:
  When a subject consists of two or more people/things, use the subject pronoun.
  Incorrect: Me and her went to the mall.
  Correct: She and I went to the mall.
• Using Object Pronouns in Compound Objects:
  When there are two or more objects, use object pronouns.
  Incorrect: The teacher gave the books to he and I.
  Correct: The teacher gave the books to him and me.

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6. Pronouns and Clarity

• Avoid Ambiguity:
  Always ensure the pronoun clearly refers to its noun.
  Unclear: When John and Mike came, he was tired.
  Clear: When John and Mike came, John was tired.

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7. Formal vs. Informal Usage of Pronouns

• Formal Usage: In formal writing, object pronouns like whom should be used correctly.
  Example: Whom did you call?
• Informal Usage: In everyday speech, it’s common to use who instead of whom, though it may not be grammatically correct.
  Example: Who did you call?

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